| 
                 
                    Closing price on 7/4/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    33.50 | 
                 
                
                    | High | 
                    33.80 | 
                 
                
                    | Low | 
                    33.50 | 
                     
                
                    | Volume | 
                    27,210 | 
                                 
                
                    | Split-adjusted Price | 
                    13.37 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
CTD Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                7/4/2012
             | 
            
                -0.30 / -0.89%
             |             
            
                33.50
             |           
            
                33.80
             |               
            
                33.50
             |                           
            
                33.50
             | 
            
                33.50
             |                     
            
                13.37
             |                                 
            
                27,210
             |            
            
                 
             |                                       
         
    
        
            | 
                7/3/2012
             | 
            
                0.00 / 0.00%
             |             
            
                32.30
             |           
            
                33.80
             |               
            
                32.30
             |                           
            
                33.80
             | 
            
                33.80
             |                     
            
                13.49
             |                                 
            
                3,520
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/2/2012
             | 
            
                +0.80 / +2.42%
             |             
            
                33.50
             |           
            
                33.80
             |               
            
                33.40
             |                           
            
                33.80
             | 
            
                33.80
             |                     
            
                13.49
             |                                 
            
                8,480
             |            
            
                 
             |                                       
         
    
        
            | 
                6/29/2012
             | 
            
                +0.20 / +0.61%
             |             
            
                33.90
             |           
            
                33.90
             |               
            
                33.00
             |                           
            
                33.00
             | 
            
                33.00
             |                     
            
                13.18
             |                                 
            
                520
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/28/2012
             | 
            
                -1.50 / -4.37%
             |             
            
                34.00
             |           
            
                34.50
             |               
            
                32.80
             |                           
            
                32.80
             | 
            
                32.80
             |                     
            
                13.10
             |                                 
            
                5,030
             |            
            
                 
             |                                       
         
    
        
            | 
                6/27/2012
             | 
            
                +1.20 / +3.63%
             |             
            
                34.50
             |           
            
                34.50
             |               
            
                32.00
             |                           
            
                34.30
             | 
            
                34.30
             |                     
            
                13.69
             |                                 
            
                670
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/26/2012
             | 
            
                -1.60 / -4.61%
             |             
            
                33.10
             |           
            
                33.10
             |               
            
                33.10
             |                           
            
                33.10
             | 
            
                33.10
             |                     
            
                13.22
             |                                 
            
                30
             |            
            
                 
             |                                       
         
    
        
            | 
                6/25/2012
             | 
            
                -0.90 / -2.53%
             |             
            
                35.60
             |           
            
                35.60
             |               
            
                34.50
             |                           
            
                34.70
             | 
            
                34.70
             |                     
            
                13.85
             |                                 
            
                5,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/22/2012
             | 
            
                -0.40 / -1.11%
             |             
            
                35.50
             |           
            
                35.60
             |               
            
                35.50
             |                           
            
                35.60
             | 
            
                35.60
             |                     
            
                14.21
             |                                 
            
                1,800
             |            
            
                 
             |                                       
         
    
        
            | 
                6/21/2012
             | 
            
                -0.20 / -0.55%
             |             
            
                35.70
             |           
            
                36.10
             |               
            
                35.60
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                14.37
             |                                 
            
                1,230
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/20/2012
             | 
            
                0.00 / 0.00%
             |             
            
                36.10
             |           
            
                36.20
             |               
            
                36.10
             |                           
            
                36.20
             | 
            
                36.20
             |                     
            
                14.45
             |                                 
            
                1,310
             |            
            
                 
             |                                       
         
    
        
            | 
                6/19/2012
             | 
            
                +0.70 / +1.97%
             |             
            
                36.30
             |           
            
                36.30
             |               
            
                36.20
             |                           
            
                36.20
             | 
            
                36.20
             |                     
            
                14.45
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/18/2012
             | 
            
                -1.20 / -3.27%
             |             
            
                36.80
             |           
            
                36.80
             |               
            
                35.50
             |                           
            
                35.50
             | 
            
                35.50
             |                     
            
                14.17
             |                                 
            
                4,200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/15/2012
             | 
            
                -0.60 / -1.61%
             |             
            
                37.00
             |           
            
                37.10
             |               
            
                36.70
             |                           
            
                36.70
             | 
            
                36.70
             |                     
            
                14.65
             |                                 
            
                5,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/14/2012
             | 
            
                -0.10 / -0.27%
             |             
            
                37.30
             |           
            
                37.30
             |               
            
                37.30
             |                           
            
                37.30
             | 
            
                37.30
             |                     
            
                14.89
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/13/2012
             | 
            
                +0.10 / +0.27%
             |             
            
                37.50
             |           
            
                37.50
             |               
            
                36.80
             |                           
            
                37.40
             | 
            
                37.40
             |                     
            
                14.93
             |                                 
            
                6,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/12/2012
             | 
            
                -0.20 / -0.53%
             |             
            
                37.30
             |           
            
                37.50
             |               
            
                37.20
             |                           
            
                37.30
             | 
            
                37.30
             |                     
            
                14.89
             |                                 
            
                15,790
             |            
            
                 
             |                                       
         
    
        
            | 
                6/11/2012
             | 
            
                -0.50 / -1.32%
             |             
            
                37.60
             |           
            
                37.60
             |               
            
                37.50
             |                           
            
                37.50
             | 
            
                37.50
             |                     
            
                14.97
             |                                 
            
                3,470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/8/2012
             | 
            
                -0.90 / -2.31%
             |             
            
                38.70
             |           
            
                38.70
             |               
            
                38.00
             |                           
            
                38.00
             | 
            
                38.00
             |                     
            
                15.17
             |                                 
            
                6,460
             |            
            
                 
             |                                       
         
    
        
            | 
                6/7/2012
             | 
            
                -0.50 / -1.27%
             |             
            
                39.00
             |           
            
                39.00
             |               
            
                38.00
             |                           
            
                38.90
             | 
            
                38.90
             |                     
            
                15.53
             |                                 
            
                4,510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/6/2012
             | 
            
                0.00 / 0.00%
             |             
            
                39.40
             |           
            
                39.40
             |               
            
                39.40
             |                           
            
                39.40
             | 
            
                39.40
             |                     
            
                15.73
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                6/5/2012
             | 
            
                0.00 / 0.00%
             |             
            
                39.40
             |           
            
                39.40
             |               
            
                39.40
             |                           
            
                39.40
             | 
            
                39.40
             |                     
            
                15.73
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/4/2012
             | 
            
                +1.60 / +4.23%
             |             
            
                39.00
             |           
            
                39.40
             |               
            
                39.00
             |                           
            
                39.40
             | 
            
                39.40
             |                     
            
                15.73
             |                                 
            
                9,700
             |            
            
                 
             |                                       
         
    
        
            | 
                6/1/2012
             | 
            
                -1.90 / -4.79%
             |             
            
                37.80
             |           
            
                37.80
             |               
            
                37.80
             |                           
            
                37.80
             | 
            
                37.80
             |                     
            
                15.09
             |                                 
            
                400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/31/2012
             | 
            
                0.00 / 0.00%
             |             
            
                39.70
             |           
            
                39.70
             |               
            
                39.70
             |                           
            
                39.70
             | 
            
                39.70
             |                     
            
                15.85
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                5/30/2012
             | 
            
                +1.20 / +3.12%
             |             
            
                39.80
             |           
            
                39.80
             |               
            
                39.70
             |                           
            
                39.70
             | 
            
                39.70
             |                     
            
                15.85
             |                                 
            
                10,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/29/2012
             | 
            
                0.00 / 0.00%
             |             
            
                38.50
             |           
            
                38.50
             |               
            
                38.50
             |                           
            
                38.50
             | 
            
                38.50
             |                     
            
                15.37
             |                                 
            
                10
             |            
            
                 
             |                                       
         
    
        
            | 
                5/28/2012
             | 
            
                +0.20 / +0.52%
             |             
            
                38.30
             |           
            
                38.50
             |               
            
                37.30
             |                           
            
                38.50
             | 
            
                38.50
             |                     
            
                15.37
             |                                 
            
                3,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/25/2012
             | 
            
                -1.60 / -4.01%
             |             
            
                38.30
             |           
            
                38.30
             |               
            
                38.30
             |                           
            
                38.30
             | 
            
                38.30
             |                     
            
                15.29
             |                                 
            
                170
             |            
            
                 
             |                                       
         
    
        
            | 
                5/24/2012
             | 
            
                0.00 / 0.00%
             |             
            
                39.90
             |           
            
                39.90
             |               
            
                39.90
             |                           
            
                39.90
             | 
            
                39.90
             |                     
            
                15.93
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
         
    
    
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